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What is the length of CG?
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20 votes
What is the length of CG?

What is the length of CG?-example-1
User Tim Ring
by
3.9k points

1 Answer

9 votes

Answer:

b. 19

Explanation:

by similarity between two triangles BFG~BAC

  • measure of angle BFG = measure of angle BAC by using corresponding angles in parallelism
  • measure of angle BGF = measure of angle BCA by using corresponding angles in parallelism
  • the third angle common
  • so BF÷FA=BG÷GC
  • 63÷21=57÷GC
  • therefore GC=19
User Gabor Dolla
by
3.1k points
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